NY Property Records

21 Belgrave Ave
Islip · Suffolk County

210 · Residential
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Owner of record
OwnerMarcos Castro
Mailing address21 BELGRAVE AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$5,200
Total assessed$27,900
Est. annual tax$5,415 (2024, excl. special districts)
Lot
Size0.14 acres
Services & districts
School districtBrentwood (472812)
Deed & identifiers
Deed book / page12268 / 979
SBL05001820003000260000
Print key182.-3-26
SWIS472889
Parcel ID47288905001820003000260000

Who owns 21 Belgrave Ave?

21 Belgrave Ave, Islip is owned by Marcos Castro per the 2025 NYS assessment roll.
Nearby on Belgrave Ave
20 Belgrave Ave · 22 Belgrave Ave · 23 Belgrave Ave · 19 Belgrave Ave · 18 Belgrave Ave · 24 Belgrave Ave · 25 Belgrave Ave · 17 Belgrave Ave · 16 Belgrave Ave · 26 Belgrave Ave
Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it. Disclaimer · Request redaction

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